Page 1 of 108 A Hydrazine Insertion Route to N-Alkyl Benzohydrazides by an Unexpected Carbon–Carbon Bond Cleavage Ajit Kumar Jha, Rajkiran Kumari and Srinivasan Easwar* Department of Chemistry, School of Chemical Sciences and Pharmacy, Central University of Rajasthan, NH-8, Bandarsindri, Distt. Ajmer, Rajasthan 305817, India Ph.: +91-1463-238755 Fax: +91-1463-238722 e-mail: easwar.srinivasan@curaj.ac.in SUPPORTING INFORMATION Contents S. No. Detail Page No. 1 General experimental details and procedures 2 2 Tabulated data of the synthesized products 3 3 X-ray crystal structures 19 4 Studies on the reaction mechanism 20 5 References 20 6 1 H and 13 C NMR spectra of the synthesized products 21